ATSAME51J18A-MF vs ATSAMD51J20A-MF Comparison
Detailed side-by-side comparison of ATSAME51J18A-MF by Microchip Technology and ATSAMD51J20A-MF by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAME51J18A-MF - 120MHz ARM Cortex-M4F MCU 256KB Flash | Microchip
ATSAME51J18A-MF ✓ ActiveMicrochip Technology
ATSAMD51J20A-MF - 120MHz Cortex-M4F MCU, 1MB Flash, 64-QFN | Microchip
ATSAMD51J20A-MF ✓ ActiveSpecification Comparison
| Parameter | ATSAME51J18A-MF | ATSAMD51J20A-MF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.65 | $5.20 |
| Core | ARM Cortex-M4F with FPU and DSP | ARM Cortex-M4F with FPU and DSP |
| Maximum Clock Speed | 120 MHz | — |
| Program Memory (Flash) | 256 KB (256K x 8) | 1 MB (1M x 8) with ECC |
| SRAM | 128 KB | 256 KB with ECC |
| Flash Type | Dual-Panel Flash with ECC | — |
| Supply Voltage (VDD) | 1.71 V to 3.6 V | — |
| Operating Temperature | -40C to +125C (Industrial, -MF suffix) | -40C to +125C (Extended) |
| Package | 64-pin QFN (9x9 mm) | 64-VQFN (9x9 mm) with exposed pad |
| USB | USB 2.0 Full-Speed Device/Host with on-chip PHY | USB 2.0 Full-Speed with integrated PHY |
| CAN | CAN 2.0B and CAN-FD | CAN-FD |
| Communication Interfaces (SERCOM) | Up to 8 SERCOM (configurable as UART/SPI/I2C) | — |
| ADC | 12-bit, up to 1 Msps, up to 28 channels | 12-bit, up to 1 Msps |
| Crypto Engine | AES-256, SHA-256, TRNG, secure boot | — |
| Timers | TC capture compare, TCC, RTC, SysTick | — |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL level] | 3 |
| DMA Channels | [DATA_NEEDED: DMA channel count] | — |
| Maximum Clock Frequency | — | 120 MHz |
| Operating Voltage (VDD) | — | 1.71 V to 3.6 V |
| I/O Voltage | — | 3.3 V typical |
| SERCOM | — | 8 configurable serial interfaces (UART/SPI/I2C) |
| DAC | — | 12-bit |
| Qualification | — | AEC-Q100 (Automotive Grade) |